/* ═══════════════════════════════════════════════════════════════════════
   T-Shirt Shop — Dark Theme
   Matches the existing boring tools at /briefe/ben/usefulltools/
   ═══════════════════════════════════════════════════════════════════════ */

:root {
    --bg: #0d1117;
    --bg-card: #161b22;
    --bg-hover: #1c2333;
    --bg-input: #0d1117;
    --border: #30363d;
    --border-focus: #58a6ff;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --accent-green: #238636;
    --accent-green-hover: #2ea043;
    --text: #e6edf3;
    --text-dim: #8b949e;
    --text-muted: #484f58;
    --danger: #f85149;
    --danger-bg: #2d1b1e;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 8px rgba(0,0,0,0.3);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    --max-width: 1200px;
    --transition: 150ms ease;
}

/* ── Reset & Base ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

/* ── Top Navigation ──────────────────────────────────────────────── */
.topnav {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text) !important;
    text-decoration: none !important;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-link {
    color: var(--text-dim) !important;
    font-size: 0.9rem;
    transition: color var(--transition);
    text-decoration: none !important;
}
.nav-link:hover { color: var(--text) !important; }

.cart-link {
    position: relative;
    font-size: 1rem;
}
#cartCount {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.4rem;
    height: 1.4rem;
    padding: 0 0.3rem;
    background: var(--accent);
    color: #000;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    vertical-align: top;
}

/* ── Container ──────────────────────────────────────────────────── */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem;
    flex: 1;
    width: 100%;
}

/* ── Page Header ─────────────────────────────────────────────────── */
.page-header {
    margin-bottom: 2.5rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.03em;
}

.subtitle {
    color: var(--text-dim);
    font-size: 1.05rem;
}

/* ── Loading Spinner ─────────────────────────────────────────────── */
.loading-spinner {
    text-align: center;
    padding: 4rem 1rem;
}

.spinner {
    width: 2.5rem;
    height: 2.5rem;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Empty / Error State ─────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-dim);
}

.empty-state p { margin-bottom: 0.5rem; }

.error-state {
    background: var(--danger-bg);
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    padding: 2rem;
}

/* ── Date Section ──────────────────────────────────────────────────── */
.date-section {
    margin-bottom: 3rem;
}

.date-heading {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

/* ── Design Grid ──────────────────────────────────────────────────── */
.design-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.design-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.design-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(88,166,255,0.1);
}

/* ── Card Image ──────────────────────────────────────────────────── */
.card-img-wrap {
    position: relative;
    background: #000;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.design-card:hover .card-img-wrap img {
    transform: scale(1.03);
}

.card-overlay {
    position: absolute;
    top: 0;
    right: 0;
    background: rgba(0,0,0,0.7);
    padding: 0.4rem 0.75rem;
    border-bottom-left-radius: var(--radius);
}

.card-overlay-price {
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
}

/* ── Card Body ───────────────────────────────────────────────────── */
.card-body {
    padding: 1rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-options {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.card-options select {
    flex: 1;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem 0.6rem;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color var(--transition);
    appearance: auto;
}

.card-options select:focus {
    outline: none;
    border-color: var(--border-focus);
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none !important;
    line-height: 1.4;
    white-space: nowrap;
}

.btn-primary {
    width: 100%;
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--text-dim);
}

.btn-success {
    background: var(--accent-green);
    color: #fff;
    border-color: var(--accent-green);
}

.btn-success:hover {
    background: var(--accent-green-hover);
    border-color: var(--accent-green-hover);
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border-color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger-bg);
}

.btn-lg {
    padding: 0.8rem 1.6rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

.btn-link {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: inherit;
    padding: 0;
    text-decoration: underline;
    transition: color var(--transition);
}
.btn-link:hover { color: var(--text); }

/* ── Toast Notification ──────────────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    z-index: 999;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    max-width: 90vw;
    text-align: center;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.error {
    border-color: var(--danger);
    background: var(--danger-bg);
}

.toast.success {
    border-color: var(--accent-green);
}

/* ── Modal ───────────────────────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color var(--transition);
}
.modal-close:hover { color: var(--text); }

.modal-body {
    padding: 1.25rem;
}

/* ── Size Table ──────────────────────────────────────────────────── */
.size-table {
    width: 100%;
    border-collapse: collapse;
}

.size-table th,
.size-table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.size-table th {
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.size-table td strong {
    color: var(--accent);
}

/* ── Footer ──────────────────────────────────────────────────────── */
.footer {
    border-top: 1px solid var(--border);
    background: var(--bg-card);
    margin-top: auto;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-dim);
    flex-wrap: wrap;
}

.footer-link {
    color: var(--text-dim) !important;
}

/* ── Cart Page ───────────────────────────────────────────────────── */
.cart-empty {
    text-align: center;
    padding: 4rem 1rem;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item {
    display: flex;
    gap: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    align-items: center;
}

.cart-item-img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius);
    object-fit: cover;
    background: #000;
    flex-shrink: 0;
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-title {
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.cart-item-details {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.cart-item-price {
    font-weight: 700;
    white-space: nowrap;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qty-btn {
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--transition);
}
.qty-btn:hover {
    background: var(--bg-hover);
    border-color: var(--text-dim);
}

.qty-display {
    min-width: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.remove-btn {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0.25rem;
    transition: opacity var(--transition);
}
.remove-btn:hover { opacity: 0.7; }

.cart-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
}

.cart-total {
    font-size: 1.3rem;
    font-weight: 700;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.cart-stripe-btn {
    width: 100%;
    margin-top: 0.5rem;
}

.cart-not-configured {
    text-align: center;
    padding: 1rem;
    background: var(--danger-bg);
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    color: var(--danger);
    font-size: 0.9rem;
}

/* ── Checkout Success / Cancel ───────────────────────────────────── */
.checkout-result {
    text-align: center;
    padding: 4rem 1rem;
}

.checkout-result .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.checkout-result h2 {
    margin-bottom: 0.75rem;
}

/* ── Admin ───────────────────────────────────────────────────────── */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }
}

.admin-sidebar {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
}

.admin-sidebar h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.admin-sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.admin-sidebar a {
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    color: var(--text);
    font-size: 0.9rem;
    text-decoration: none !important;
    transition: background var(--transition);
}
.admin-sidebar a:hover,
.admin-sidebar a.active {
    background: var(--bg-hover);
}

.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}

.admin-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.admin-form-group {
    margin-bottom: 1rem;
}

.admin-form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 0.35rem;
}

.admin-form-group input,
.admin-form-group textarea,
.admin-form-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: var(--font);
    transition: border-color var(--transition);
}

.admin-form-group input:focus,
.admin-form-group textarea:focus,
.admin-form-group select:focus {
    outline: none;
    border-color: var(--border-focus);
}

/* ── Orders Table ────────────────────────────────────────────────── */
.orders-table-wrap {
    overflow-x: auto;
}

.orders-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.orders-table th,
.orders-table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.orders-table th {
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.orders-table tr:hover td {
    background: var(--bg-hover);
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-paid { background: #1a3a2a; color: #3fb950; }
.badge-pending { background: #3d2e00; color: #d29922; }
.badge-canceled { background: #2d1b1e; color: #f85149; }
.badge-fulfilled { background: #0d419d; color: #58a6ff; }

/* ── Utility ─────────────────────────────────────────────────────── */
.text-dim { color: var(--text-dim); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: 0.5rem; }

/* ── Product Layout ──────────────────────────────────────────────── */
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

@media (max-width: 768px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.product-image {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.product-image img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.product-details h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.product-meta {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.product-options {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.option-group {
    flex: 1;
}

.option-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 0.35rem;
}

.option-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color var(--transition);
}

.option-group select:focus {
    outline: none;
    border-color: var(--border-focus);
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.product-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-info ul {
    list-style: none;
    padding: 0;
}

.product-info li {
    padding: 0.3rem 0;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.product-info li::before {
    content: '•';
    color: var(--accent);
    margin-right: 0.5rem;
}

/* ── Pagination ──────────────────────────────────────────────────── */
.pag-info {
    color: var(--text-dim);
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
    white-space: nowrap;
    display: flex;
    align-items: center;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
}
.pag-btn {
    background: #21262d;
    color: #c9d1d9;
    border: 1px solid #30363d;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.15s;
}
.pag-btn:hover {
    background: #30363d;
    border-color: #8b949e;
}
.pag-btn.active {
    background: #1cbbb4;
    color: #0d1117;
    border-color: #1cbbb4;
    font-weight: 600;
}

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .container { padding: 1.25rem 1rem; }
    .nav-inner { padding: 0.6rem 1rem; }
    .page-header h1 { font-size: 1.5rem; }
    .design-grid { grid-template-columns: 1fr; }
    .cart-item { flex-wrap: wrap; }
    .cart-item-img { width: 60px; height: 60px; }
    .footer-inner { flex-direction: column; text-align: center; }
}

/* ── Pagination ────────────────────────────────────────────────── */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 0;
    margin-top: 1rem;
}

.pag-btn {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition);
    min-width: 2.5rem;
    text-align: center;
}

.pag-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.pag-btn.active {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
    font-weight: 600;
}